spirovssportConfusable pair

Which to use

“spiro” and “sport” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#40,900
“spiro” frequency rank
#1,921
“sport” frequency rank
42821
confusion score

Side-by-Side Comparison

Feature spiro sport
Definition A polycyclic compound or system that contains a single atom as the only common member of two rings. Any activity that uses physical exertion or skills competitively under a set of rules that is not based on aesthetics.

Where the eye mixes spiro and sport

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. spiro (CCVCV) and sport (CCVCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
spiro
5 ch
sport

Look-alike desk: spiro vs sport

A purely visual mix-up. spiro (/ˈspɪɹəʊ/) and sport (/spɔːt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 42821, derived from the frequency rank of both members and their visual similarity.

spiro is recorded at frequency rank #40,900, classified as anoun, pronounced /ˈspɪɹəʊ/. sport is at rank #1,921, tagged as anoun, pronounced /spɔːt/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 42821, this pair ranks #245,793 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of spiro vs sport

Shared letters: oprs. Private to "spiro": i. Private to "sport": t.

"spiro" · 5 letters · shape CCVCV  ·  "sport" · 5 letters · shape CCVCC

Known mistypes of this pair

  • spiro ← psiro · sipro · spior · spirro · sppiro · sprio · sspiro
  • sport ← psort · soprt · sporrt · sportt · spotr · spport · sprot · ssport

Frequently Asked Questions

Is swapping "spiro" for "sport" ever safe?
No. They are said differently (/ˈspɪɹəʊ/ versus /spɔːt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "spiro" vs "sport" - which ranks higher?
"sport" is the more common of the two: it sits at frequency rank #1,921 in our English list, against #40,900 for "spiro". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "spiro" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sport" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #245,793 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "spiro" and "sport" also get mixed up with nearby pairs, the highest-scored neighbour is "spiny vs spiro". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #245,793 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list